1. most prosperous, successful, or flourishing
Usage: superlative form of ‘palmy’

Examples

• The 1950s were the palmiest days of the American automobile industry.
• During the company’s palmiest years, profits soared to record heights.
• The resort town enjoyed its palmiest period in the early 20th century.
• Those were the palmiest times of his political career.
• The palmiest era of the Roman Empire lasted several centuries.
• She fondly remembered the palmiest days of her youth.